package com.ch2;

import java.util.logging.Logger;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import io.netty.channel.ChannelFutureListener;
import io.netty.channel.ChannelHandlerAdapter;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelInboundHandlerAdapter;
import io.netty.util.CharsetUtil;

public class TimeClientHandler extends ChannelHandlerAdapter {

	private static final Logger logger = Logger
			.getLogger(TimeClientHandler.class.getName());
	private int counter;
	private byte[] req;
	private final ByteBuf firstMessage;

	/**
	 * 
	 * Creates a client-side handler
	 * 
	 * */
	public TimeClientHandler() {
		req = ("QUERY TIME ORDER" + System.getProperty("line.separator"))
				.getBytes();
		firstMessage = Unpooled.buffer(req.length);
		firstMessage.writeBytes(req);
	}

	@Override
	public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause)
			throws Exception {
		// ÊÍ·Å×ÊÔ´

		System.out.println("Unexpected exception from downstream:"
				+ cause.getMessage());
		ctx.close();
	}

	public void channelActive(ChannelHandlerContext ctx) throws Exception {
		ByteBuf message = null;
		for (int i = 0; i < 100; i++) {
			message = Unpooled.buffer(req.length);
			message.writeBytes(req);
			ctx.writeAndFlush(message);
		}

	}

	public void channelRead(ChannelHandlerContext ctx, Object msg)
			throws Exception {
		String body = (String) msg;
		System.out
				.println("Now is:" + body + " ; the counter is :" + ++counter);
	}

}
